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Tianwen

retired

吉林一号高分03D06

Earth ObservationLEOCOSPAR 2022-046CLaunched 4/30/2022
Admin Edit
Mission & Launch
Launch Mission
Jilin-1 03D-04-07/04A
Launch Vehicle
Long March 11 H
Launch Date
4/30/2022
Last Contact
4/22/2026
Orbit & Mass
Orbit Class
LEO
Altitude
537 km
Inclination
97.53 deg
Orbit Plane
1
Dry Mass
43 kg
Total Mass
43 kg
Payload Classification
Mission Type
Earth Observation
Payload Category
IMG
Payload Class
B
Organizations
Operator
Chang Guang Satellite Technology Co. Ltd. (CGSTL)
Manufacturer
Chang Guang Satellite Technology Co. Ltd. (CGSTL)
Constellation
Name
Jilin-1
Active Satellites
84
Planned Satellites
300
Registry
COSPAR ID
2022-046C
UN Registration
ST/SG/SER.E/1123
Track
Mentions
274
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The European Space Agency provided Launch and Early Orbit phase support and Earth–Mars transfer tracking for Tianwen-1 using Delta-DOR measurements.

CapabilityRelationshipsValue 4.0Feb 10, 2021China’s Tianwen-1 enters orbit around Mars
Page12of14

The Mars orbit insertion maneuver was designed to place Tianwen-1 into an elliptical orbit of 400 by 180,0 m inclined by 10 degrees with an orbital period of 10 days.

CapabilityPlanValue 4.0Feb 10, 2021China’s Tianwen-1 enters orbit around Mars

Mars was more than 192 million kilometers from Earth during Tianwen-1’s orbit insertion, producing a one-way light time delay of 10 minutes and 40 seconds.

CapabilityValue 2.5Feb 10, 2021China’s Tianwen-1 enters orbit around Mars

Tianwen-1 includes two sounding radars operating independently, with one radar onboard the orbiter conducting a global survey and a second radar on the rover.

CapabilityGeneralValue 4.0Feb 10, 2021China’s Tianwen-1 enters orbit around Mars

High-resolution imaging from Tianwen-1 will be used to map a targeted rover landing site in Utopia Planitia.

CapabilityPlanValue 3.6Feb 10, 2021China’s Tianwen-1 enters orbit around Mars

Tianwen-1 launched from Wenchang, south China, on 2020-07-23 aboard a Long March 5 heavy-lift rocket.

PlanValue 4.0Feb 10, 2021China’s Tianwen-1 enters orbit around Mars

China's Tianwen-1 mission was scheduled to enter orbit around Mars on 2021-02-10 and will deploy a lander carrying a rover to touch down in Mars' Utopia Planitia region in 2021-05-01.

PlanCapabilityValue 4.5Feb 9, 2021Hope enters orbit around Mars

China’s Tianwen-1 mission will enter orbit on 2021-02-10 and will later deploy a lander with a rover likely in 2021-05-01.

PlanValue 4.0Feb 5, 2021Hope prepares to enter orbit around Mars

Hope is the first of three missions arriving at Mars in 2021-02-01, followed by China’s Tianwen-1 on 2021-02-10 and NASA’s 2020-03-01 mission arriving to land Perseverance on 2021-02-18.

PlanValue 4.0Feb 5, 2021Hope prepares to enter orbit around Mars

The Long March 5 launched the Tianwen-1 mission to Mars and the Chang'e-5 lunar sample-return spacecraft.

PlanGeneralValue 3.0Jan 14, 2021China moves to next stage of super heavy rocket development

A rover landing attempt for the Tianwen-1 Mars mission is planned for May 2021.

PlanValue 4.0Jan 4, 2021China’s CASC targets more than 40 space launches in 2021

Tianwen-1 was China’s first independent interplanetary mission and launched in 2020.

GeneralPlanValue 3.0Jan 4, 2021China’s CASC targets more than 40 space launches in 2021

The Tianwen-1 Mars spacecraft is due to enter Mars orbit around 2021-02-10.

PlanValue 4.0Jan 4, 2021China’s CASC targets more than 40 space launches in 2021

The fourth and most recent Long March 5 mission successfully launched the Tianwen-1 Mars spacecraft in July.

PlanGeneralValue 4.0Nov 23, 2020China launches Chang’e-5 Moon sample return mission

The fourth and most recent Long March 5 mission successfully launched the Tianwen-1 Mars spacecraft in July.

PlanValue 3.6Nov 17, 2020China rolls out Long March 5 rocket to launch Chang’e-5 lunar sample return mission

Yuanwang-21 and Yuanwang-22 transported the Long March 5 rocket used for the Tianwen-1 Mars mission from Tianjin to Hainan in 2020-05-01.

PlanGeneralValue 3.0Sep 17, 2020China is quietly preparing for November launch of the Chang’e-5 lunar sample return mission

China’s Tianwen-1 Mars orbiter and rover mission performed a first trajectory correction maneuver on 2020-08-01.

PlanGeneralValue 3.5Aug 5, 2020China is moving ahead with lunar south pole and near-Earth asteroid missions

Tianwen-1 imaged the Earth and Moon on 2020-07-27 using an optical navigation sensor.

CapabilityGeneralValue 4.0Aug 5, 2020China is moving ahead with lunar south pole and near-Earth asteroid missions

The Tianwen-1 rover is designed to last 90 Mars days and carries six instruments including a laser-induced breakdown spectroscopy experiment similar to Curiosity’s.

CapabilityGeneralValue 4.2Jul 23, 2020Tianwen-1 launches for Mars, marking dawn of Chinese interplanetary exploration

The Tianwen-1 orbiter is designed to perform a relay function and operate for one Mars year, or 687 Earth days.

CapabilityValue 4.0Jul 23, 2020Tianwen-1 launches for Mars, marking dawn of Chinese interplanetary exploration